Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 View

What is the characteristic length to determine the Reynolds number for the scattered turbulent fluid flow?

Dear all, I just saw this example in FB on the difference between laminar flow and turbulent flow. The flow from a pipe hits the sink and scattered. The flow from the pipe is characterized as...

02 March 2021 1,999 5 View

I am interested in medicinal chemistry field, which books are highly recommended to learn from?

I am at the beginner level in drug design and drug discovery, and I am interested to learn more about this field. Which books are highly recommended to start from and gives me all essential...

02 March 2021 8,437 2 View

Could you please recommend some good journal that accept very long revie papers (approximately 6000+ words) in neurosurgery, cancer biology ?

Could you please recommend some good journal that accept very long revie papers (approximately 6000+ words) in neurosurgery, cancer biology ?

01 March 2021 8,087 3 View

Does anyone have kinetic and kinematic dataset for gait classification?

I want to differentiate between normal and abnormal movement. For this reason, I am looking forward to this type of dataset.

01 March 2021 9,485 1 View

How to assign different material properties to each element in Abaqus ?

Hello, I am writing a python script to generate my model and write the input file. The problem is I have 1000 elements in my mesh and I want to assign different material properties to each...

01 March 2021 9,511 3 View

How to choose ANN number of hidden layers and nodes?

Hello, Could you please share any interesting research explaining how to choose the number of hidden layers and nodes per layer in case of regression problems using ANN? Thank you, any help would...

01 March 2021 6,200 3 View

What is the best way to calculate the angles of twist for concrete columns subjected to torsional moment using finite element software?

In Finite element software like ANSYS , there is difficulty in obtaining direct results of twisting of concrete members because SOLID65 which is the unique element designed to represent concrete...

26 February 2021 3,806 2 View

How to identify what type of fillers are in a polymer?

Hello everyone, I have some PHAs blended with fillers and nucleating agents, yet I don't know what kind of fillers or nucleating agents. The producer has shut down and there's no way to get in...

24 February 2021 1,356 8 View

Inpatient DBT to reduce parasuicidal behaviour?

Currently trying to obtain as many pieces of research as possible for my dissertation around the implementation of DBT within the inpatient unit for those with a diagnosis of BPD. Primarily...

23 February 2021 5,654 2 View

Can random sampling have inclusion criteria?

As random sampling means that everyone in the population have an equal chance to be chosen, can it have inclusion criteria? My research participants have been chosen based on the inclusion...

26 February 2021 6,905 10 View

Is it possible, for a limited dateset of images, to use Convolution filters + Random Forest instead of UNet?

UNet is 'relatively' recent and was invented mainly to deal with biomedical images, yet is it also possible, for a limited dateset of images, to use Convolution filters + Random Forest instead of...

21 February 2021 4,858 3 View

Can I consider the OOB score of RF model as the same as R^2 score?

In a topology optimization machine learning prediction algorithm, can I consider the OOB score of RF as the same as R^2 score. Could that be a more unbiased way of validating the model

14 February 2021 3,540 1 View

The Akaike information criterion of the random forest model ?

Please, how to calculate the number of model parameters of the random forest model to determine the Akaike Information Criterion (AIC) using this following expression: AIC = n * log(MSE) + 2 *...

27 January 2021 816 6 View

What is the correct way to apply a Design effect for sample size calculation when the sampling method is linear systematic random sampling?

When we are doing sampling by means of simple systematic random sampling,how do we calculate the design effect for use during calculation of sample size for our work?

20 January 2021 5,328 3 View

How can I make unsupervised clustering of trees species using algorithms like HAC, Kmeans... in R?

I am working on the development of multi-species volume allometric equation from diameter (DBH). I would like to form groups of species with the largest possible volume-diameter correlations by...

19 January 2021 5,752 5 View

How to calculate random forest manually?

17 January 2021 301 2 View

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13 January 2021 2,487 1 View

Why do I have good performances for the test set but bad performances in predicting new data ?

Hello :) I'am trying to predict churn for the year of 2020 based on historical data from 2014 to 2019 on R Studio. The aim is to predict churn probability for every person. At the beginning...

13 January 2021 5,565 7 View

In a random graph, the number of paths that cannot be extended in an hamiltonian path, can be roughly be separated in two equal parts ?

In a random graph, the number of paths that cannot be further extended in an hamiltonian path or an hamiltonian cycle, can be roughly be separated in two equal parts? I have an idea for solve for...

07 January 2021 9,782 2 View